From 204099f7849ff8405477d2da8695553a025c891d Mon Sep 17 00:00:00 2001 From: Kevin Wang Date: Mon, 7 Jan 2019 15:34:09 +0800 Subject: [PATCH 1406/2940] drm/amd/powerplay: implement smu update table function sometime, the driver need changed table data between driver and smu. this function can help update table data Signed-off-by: Kevin Wang Reviewed-by: Huang Rui Acked-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 36 +++++++++++++++++++ .../gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 ++ 2 files changed, 39 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index 172b84480d6c..56095a400731 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -29,6 +29,42 @@ #include "smu_v11_0.h" #include "atom.h" +int smu_update_table(struct smu_context *smu, uint32_t table_id, + void *table_data, bool drv2smu) +{ + struct smu_table_context *smu_table = &smu->smu_table; + struct smu_table *table = NULL; + int ret = 0; + + if (!table_data || table_id >= smu_table->table_count) + return -EINVAL; + + table = &smu_table->tables[table_id]; + + if (drv2smu) + memcpy(table->cpu_addr, table_data, table->size); + + ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetDriverDramAddrHigh, + upper_32_bits(table->mc_address)); + if (ret) + return ret; + ret = smu_send_smc_msg_with_param(smu, SMU_MSG_SetDriverDramAddrLow, + lower_32_bits(table->mc_address)); + if (ret) + return ret; + ret = smu_send_smc_msg_with_param(smu, drv2smu ? + SMU_MSG_TransferTableDram2Smu : + SMU_MSG_TransferTableSmu2Dram, + table_id); + if (ret) + return ret; + + if (!drv2smu) + memcpy(table_data, table->cpu_addr, table->size); + + return ret; +} + int smu_feature_init_dpm(struct smu_context *smu) { struct smu_feature *feature = &smu->smu_feature; diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index fe86a7fdfebf..c159e4d731fe 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -364,4 +364,7 @@ extern int smu_feature_set_enabled(struct smu_context *smu, int feature_id, bool extern int smu_feature_is_supported(struct smu_context *smu, int feature_id); extern int smu_feature_set_supported(struct smu_context *smu, int feature_id, bool enable); +int smu_update_table(struct smu_context *smu, uint32_t table_id, + void *table_data, bool drv2smu); + #endif -- 2.17.1